{"name":"vat-tax-api","version":"1.0.0","description":"Global VAT / GST / sales-tax calculator. Add, remove or reverse VAT with embedded standard + reduced rate tables for the EU-27, UK and ~20 other jurisdictions. Exact half-up money rounding with the net+vat=gross identity preserved. Deterministic, no DB.","rates_as_of":"2026-01","endpoints":{"POST /calc":"Add / remove / reverse VAT (mode + country|rate)","POST /add":"Net price → gross (VAT added)","POST /remove":"Gross price → net (VAT extracted)","POST /breakdown":"Full net/vat/gross breakdown","POST /margin":"Margin-scheme VAT (tax on profit margin only)","GET /rates":"Rate bands for a country (?country=DE)","GET /countries":"All supported jurisdictions"},"example":"POST /calc {\"amount\":100,\"country\":\"DE\",\"mode\":\"add\"}  → net 100, vat 19, gross 119","example_reverse":"POST /remove {\"amount\":119,\"country\":\"DE\"}  → net 100, vat 19, gross 119","disclaimer":"Rates are reference values; confirm with the tax authority before statutory use."}